" 2008: Speaker of the House Lance Cargill, R-Harrah, stepped down from the speaker's office just before the start of this year's legislative session because of personal tax problems. Cargill chose not to seek re-election this year.

" 2004: Insurance Commissioner Carroll Fisher resigned after being impeached on allegations of corruption in office. He was found guilty in 2006 of embezzlement and perjury. He is serving a three-year prison sentence.

" 2003: Gene Stipe resigned from the state Senate in 2003 and gave up his law license as federal prosecutors closed in on him for illegal donations to Walt Roberts, a former state House member from McAlester. Roberts was running for Congress.

" 1993: Gov. David Walters became Oklahoma's first sitting governor to be indicted when a multicounty grand jury accused him of eight felonies. Walters pleaded guilty to one misdemeanor in an agreement with prosecutors.

" 1989: Jim Barker, speaker of the House, was ousted from his post during a political fight.

" Mid-1980s: An FBI investigation involving secret recordings of alleged bribes by Southwestern Bell representatives before a proposed rate increase resulted in convictions and prison terms for Southwestern Bell attorney William Anderson and former Corporation Commissioner Bob Hopkins.

" Early 1980s: The county commissioner probe ended in early 1984 with more than 230 convictions or guilty pleas. "Okscam, as it became known, netted convictions in 60 of Oklahoma's 77 counties. Those convicted included 110 sitting county commissioners and numerous other prior officeholders and contractors.

" 1983: A federal grand jury in Muskogee indicted House Speaker Dan Draper and three other people, accusing them of conspiring to get Draper's father elected to the state House through fraudulent absentee ballots in Adair County. The others indicted were House Majority Floor Leader Joe Fitzgibbon; Barney Girdner, an unsuccessful candidate in the race; and Faye Newton, a Sequoyah County court clerk. Draper's father lost in a runoff to Larry Adair. A jury convicted Draper and Fitzgibbon, but a federal appeals court tossed out the convictions after prosecution witnesses recanted.

" 1975: The House voted to impeach Secretary of State John Rogers, who resigned before the start of a Senate trial. He was accused of closing his office on the last day that a referendum petition could be delivered to his office, among other things.

" 1975: Three days after leaving office, Gov. David Hall was indicted in federal court for extortion and bribery in connection with investment of state retirement system funds. Prosecutors said the conspiracy involved $10 million in state retirement funds to be transferred to a Dallas firm. Hall was convicted and served 19 months of a three-year sentence, becoming the first Oklahoma governor imprisoned for crimes committed in office.

" 1974: A federal grand jury indicted state Treasurer Leo Winters, accusing him, among other things, of using his position to extort campaign money from banks. He was acquitted of four counts during a well-publicized trial, and other counts later were dropped. A few weeks after that, he was re-elected. Winters served five terms and was trying for a sixth when his 1986 campaign was doomed by allegations that a Tulsa bank may have written off millions in loans to him.

" 1965: The Senate voted to oust Supreme Court Justice N.B. Johnson, finding him guilty on two counts of bribery. The House impeached Johnson for accepting bribes and the Senate removed him from office. The vote was 32-15 in the Senate, barely gaining the two-thirds majority needed. Former Vice Chief Justice Nelson Corn and Justice Earl Welch were convicted of tax evasion, and Corn said some of the other justices had taken bribes.

" 1929: Henry S. Johnston became the second Oklahoma governor impeached and removed from office. He was convicted of general incompetency.

" 1923: Gov. Jack Walton was removed from office after claiming more than 60 lawmakers were members of the Ku Klux Klan. Because of KKK violence, Walton declared martial law in Okmulgee and Tulsa counties before extending it statewide. The House voted to impeach Walton and the Senate ousted him on 11 charges, including general incompetency and padding the public payroll.

" 1915: A.P. Watson, corporation commissioner, was impeached and removed from the position.

" 1913: Perry A. Ballard, insurance commissioner, and Leo Meyer, state auditor, were impeached and resigned.

Compiled by staff researchers Robin Davison-Herd, Mary Phillips, Robin Kickingbird and News Research Editor Linda Lynn